NO. 2 HARTMAN : QUANTITATIVE SURVEY 263 



spicuous species were A niphiodia urtica (56), Chloeia pinnata ( 103), fol- 

 lowed by Pectinaria californicnsis (19) and Prionospio inahngreni (43). 



Numbers of species and specimens totalled : 

 polychaetes 26 species, 283 specimens 



echinoderms 2 60 



molluslcs 17 57 



crustaceans 30 993 



others 4 9 



Total: 79 species, 1402 specimens 



30. Sta. 5748 (near no. 101). 8.2 mi from Los Angeles light, in 38 

 fms. OPG took 0.25 cuft green sand and shell, with many animals. They 

 included a sea-whip (2), a polyclad (2), Glottidia alhida (2), 22 am- 

 phipods (123), three isopods (18), tanaids (48), four cumaceans (37), 

 four ostracods (425), Scalpellum (2), a shrimp, a pycnogonid and a 

 colonial ascidian. Largest species were Polinices lewisii and Scalpellum, 

 and most abundant were Prionospio jnalmgreni ( 106), A mygdaliun pal- 

 lidulum (90), Chloeia pinnata (47), Axinopsida serricata (40), Chaeto- 

 zone setosa (35), Aricidea lopezi (32), Lianbrineris cruzensis (31), and 

 Spiophanes missionensis (30). 



Numbers of species and specimens totalled : 

 polychaetes 44 species, 486 specimens 



echinoderms 4 41 



molluslcs 17 157 



crustaceans 38 655 



others 5 8+ 



Total: 108 species, 1347* specimens 



31. Sta. 2355 (no. 99). 6.3 mi off Los Angeles light, in 41 fms. 

 OPG took 0.10 cuft of green sand with many animals. In addition to 

 those listed on the chart, Monobrachiuni (a colony), amphipods (19), 

 caprellids (24), an isopod (1), a tanaid (6), and two ostracods (55) 

 were present. Largest individual was a maldanid, and most abundant was 

 A niphiodia urtica ( 52 ) . 



Numbers of species and specimens totalled : 

 polychaetes 23 species, 64 specimens 



echinoderms 2 60 



mollusks 5 8 



crustaceans 6* 107 



other 1 1 



lotal: 37'" species, 240 specimens 



